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Farm (Irrigated Or Dry)Agriculture / Farming
$338,914$198 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 70How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

6340 FM 621

MARTINDALE, TX 78655
3
Beds
1
Baths
1,712 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$339K
$238K low$440K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$338,914
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$271,131

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$806 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$64,484 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$31,435
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$33,049
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$59,737
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$64,484

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Farm (Irrigated Or Dry)
CountyGUADALUPE
Lot (acres)The size of the land the home sits on, from county records.0.50
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Space
CoolingThe type of cooling or air conditioning in the home.Window A/C
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 416 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Bowie Elementary SchoolD
Elementary · Grades KG–5 · 4.4 mi
H
San Marcos High SchoolC-
High · Grades 9–12 · 4.9 mi
M
Goodnight Middle SchoolC-
Middle · Grades 6–8 · 5.1 mi

District: San Marcos Consolidated Independent School District

Neighborhood · ZIP 78655These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.152
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.18

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.24%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.4,721
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.114 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$51,449
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$79,316
Average tempThe average temperature here across a full year.68°F
Annual precipHow much rain and melted snow falls here in a typical year.36 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

6340 Fm 621 measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Costs more per square foot than 84% of homes in Guadalupe County
  • Has a bigger lot than 82% of homes in Guadalupe County
  • Among the oldest homes in Guadalupe County

What homes are worth in Martindale 78655

Each bar is how many homes fall in that price range. The marker is this home.

This home
$138K$1.1M

This home is worth more than 42% of homes in Martindale 78655.

How it measures up in Martindale 78655

The dot is this home. The mark in the middle is the typical home in Martindale 78655.

Estimated value$338,914
CheaperTypical $361,925Pricier

Pricier than 42% of homes nearby

Price per ft²$198
CheaperTypical $233Pricier

Pricier than 28% of homes nearby

Living area1,712 ft²
SmallerTypical 1,540 ft²Bigger

Bigger than 61% of homes nearby

Lot size0.5 ac
SmallerTypical 0.79 acBigger

Bigger than 36% of homes nearby

Year built1900
OlderTypical 1994Newer

Newer than 2% of homes nearby

How 6340 Fm 621 ranks against every home in each area.
MeasureThis homeMartindale 78655Guadalupe County
Estimated valuepricier than$338,91442% of homes63% of homes
Price per ft²pricier than$19828% of homes84% of homes
Living areabigger than1,712 ft²61% of homes42% of homes
Lot sizebigger than0.5 ac36% of homes82% of homes
Year builtnewer than19002% of homesalmost no homes

About 6340 Fm 621

How much is 6340 Fm 621, Martindale, TX worth?

The TopHap Estimate for 6340 Fm 621, Martindale, TX is $338,914 as of Jul 14, 2026. The likely range is $237,706 to $440,122. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6340 Fm 621, Martindale, TX last sell?

6340 Fm 621, Martindale, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 6340 Fm 621, Martindale, TX?

6340 Fm 621, Martindale, TX has 3 bedrooms, 1 bathrooms, 1,712 square feet of living space and a 0.50-acre lot.

When was 6340 Fm 621, Martindale, TX built?

6340 Fm 621, Martindale, TX was built in 1900, making it 126 years old. The building has 1 story.

What schools serve 6340 Fm 621, Martindale, TX?

6340 Fm 621, Martindale, TX is assigned to Bowie Elementary School (elementary), rated D; San Marcos High School (high), rated C-; Goodnight Middle School (middle), rated C-. All sit in San Marcos Consolidated Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6340 Fm 621, Martindale, TX compare to other homes in Martindale 78655?

Among the 1,231 homes in Martindale 78655, it is worth more than 42% of them ($338,914 against a typical $361,925), its price per square foot is higher than 28% of them ($198 against a typical $233), it is bigger than 61% of them (1,712 ft² against a typical 1,540 ft²), its lot is bigger than 36% of them (0.5 ac against a typical 0.79 ac) and it is newer than 2% of them (1900 against a typical 1994). Measured against all of Guadalupe County, it is worth more than 63% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 6340 Fm 621, Martindale, TX?

The 2025 property tax bill for 6340 Fm 621, Martindale, TX was $806. The county assessed it at $64,484.

More homes on Fm 621

Closest homes

More homes in Martindale 78655

Assigned schools

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